diff --git a/tools/make_man.sh b/tools/make_man.sh
index f343cf31b8ad742f2c5595fc6ae9f3802a963fc5..75eae707582c550a3ba92892ffdb25bc25e17b45 100755
--- a/tools/make_man.sh
+++ b/tools/make_man.sh
@@ -15,7 +15,7 @@ export ANSI_COLORS_DISABLED=1
 
 # do not allow undefined variables anymore
 set -u
-WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_man.XXXXX")
+WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_man.XXXXXX")
 
 # path to sources
 WEBOOB_DIR=$(cd $(dirname $0)/.. && pwd -P)
diff --git a/tools/run_tests.sh b/tools/run_tests.sh
index 7201341f253b8045bcebcb170f06779fce7ab37b..f94565ce1258f4be9bf10695730c85569110f9ff 100755
--- a/tools/run_tests.sh
+++ b/tools/run_tests.sh
@@ -35,7 +35,7 @@ if [ -z "${WEBOOB_WORKDIR}" ]; then
     [ -d "${XDG_CONFIG_HOME}/weboob" ] && WEBOOB_WORKDIR="${XDG_CONFIG_HOME}/weboob"
 fi
 [ -z "${TMPDIR}" ] && TMPDIR="/tmp"
-WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_test.XXXXX")
+WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_test.XXXXXX")
 [ -z "${WEBOOB_BACKENDS}" ] && WEBOOB_BACKENDS="${WEBOOB_WORKDIR}/backends"
 [ -z "${WEBOOB_MODULES}" ] && WEBOOB_MODULES="${WEBOOB_DIR}/modules"
 [ -z "${PYTHONPATH}" ] && PYTHONPATH=""
diff --git a/tools/weboob_lint.sh b/tools/weboob_lint.sh
index 0aecba52d792aa7d46c8544822c00a5c47ebf115..44e1679d24e9c8a68d65140187f9b0ae5a3916d4 100755
--- a/tools/weboob_lint.sh
+++ b/tools/weboob_lint.sh
@@ -9,7 +9,7 @@ set -e
 
 # do not allow undefined variables anymore
 set -u
-WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_lint.XXXXX")
+WEBOOB_TMPDIR=$(mktemp -d "${TMPDIR}/weboob_lint.XXXXXX")
 
 # path to sources
 WEBOOB_DIR=$(cd $(dirname $0)/.. && pwd -P)